[ Version ( since = "1.0.0" ) ]
public Table? read_row_group (int row_group_index, int[]? column_indices) throws Error
| this | |
| row_group_index |
A row group index to be read. |
| column_indices |
Column indices to be read. null means that all columns are read. If an index is negative, the index is counted backward from the end of the columns. `-1` means the last column. |
| n_column_indices |
The number of elements of |
|
A read Table. |